56211960

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{66919}}^1$

素因数の和:66940

約数の個数: 64

約数和(自身を含む): 192729600

約数和(自身を除く): 136517640

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 280, 420, 840, 66919, 133838, 200757, 267676, 334595, 401514, 468433, 535352, 669190, 803028, 936866, 1003785, 1338380, 1405299, 1606056, 1873732, 2007570, 2342165, 2676760, 2810598, 3747464, 4015140, 4684330, 5621196, 7026495, 8030280, 9368660, 11242392, 14052990, 18737320, 28105980, 56211960]

約数ペア:

[(1, 56211960), (2, 28105980), (3, 18737320), (4, 14052990), (5, 11242392), (6, 9368660), (7, 8030280), (8, 7026495), (10, 5621196), (12, 4684330), (14, 4015140), (15, 3747464), (20, 2810598), (21, 2676760), (24, 2342165), (28, 2007570), (30, 1873732), (35, 1606056), (40, 1405299), (42, 1338380), (56, 1003785), (60, 936866), (70, 803028), (84, 669190), (105, 535352), (120, 468433), (140, 401514), (168, 334595), (210, 267676), (280, 200757), (420, 133838), (840, 66919)]